A minor update as I rush to complete the last few bits to beat the deadline.
Old Copplestone Grenadier sculpts and a dodgy wip sculpt of my own:

This will be the driver for the next buggy:

Converted by replacing his right hand holding a pistol with one pointing. Added a bow to his left hand and replaced a sheathed shotgun on his back as a quiver for the bow:

Minor conversions to change their firearms for crossbows:

Now a few days of painting ahead....